MS

Martin S. Cosgrove, Appellate Attorney in Boston, Massachusetts

Over 59 years of legal practice · focused on Appellate, Criminal Defense, and Divorce · 5.0/5 rating from 1 verified client review

Practicing appellate in Boston since 1967.

59+
Years practicing
5.0 ★
1 client review
3
Bar admissions

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Quick answer

Martin S. Cosgrove is a member based in Boston, MA. The practice focuses on Appellate, Criminal Defense, and Divorce. Martin has over 59 years of legal experience. Currently practicing at Cosgrove, Eisenberg and Kiley, P.C.. Rated 5.0 out of 5 from 1 client review.

Based in
Boston, MA
Experience
over 59 years
Known for
Appellate · Criminal Defense · Divorce
  • Handles Appellate, Criminal Defense, and Divorce matters from Boston, MA.
  • Over 59 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Martin S. Cosgrove: Martin S. Cosgrove is a member based in Boston, MA. The practice focuses on Appellate, Criminal Defense, and Divorce. Martin has over 59 years of legal experience. Currently practicing at Cosgrove, Eisenberg and Kiley, P.C.. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Martin's practice areas in Boston

Martin concentrates on appellate, criminal defense, divorce, litigation, and product liability. Each area below outlines the kind of case Martin handles, typical outcomes to expect, and how the intake process starts.

Appellate cases in Boston, Massachusetts

Martin takes appellate matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Martin agrees to represent you.

Criminal Defense cases in Boston, Massachusetts

Martin takes criminal defense matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Martin agrees to represent you.

Divorce cases in Boston, Massachusetts

Martin takes divorce matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Martin agrees to represent you.

Litigation cases in Boston, Massachusetts

Martin takes litigation matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Martin agrees to represent you.

Product Liability cases in Boston, Massachusetts

Martin takes product liability matters in Boston, Massachusetts. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Martin agrees to represent you.

Biography

Martin S. Cosgrove, appellate attorney serving Boston

Martin S. Cosgrove is a member based in Boston, MA. The practice focuses on Appellate, Criminal Defense, and Divorce. Martin has over 59 years of legal experience. Currently practicing at Cosgrove, Eisenberg and Kiley, P.C.. Rated 5.0 out of 5 from 1 client review. Martin works from Boston, Massachusetts and takes on appellate matters across the region.

Martin S. Cosgrove is a lawyer practicing civil litigation, divorce litigation, criminal defense and 2 other areas of law. Martin received a B.S. degree from LeMoyne College in 1963, and has been licensed for 59 years. Martin practices at Cosgrove, Eisenberg and Kiley, P.C. in Boston, MA and 1 other location.

Martin's approach to appellate cases

Martin S. Cosgrove is a lawyer practicing civil litigation, divorce litigation, criminal defense and 2 other areas of law. Martin received a B.S. degree from LeMoyne College in 1963, and has been licensed for 59 years. Martin practices at Cosgrove, Eisenberg and Kiley, P.C. in Boston, MA and 1 other location.

Clients Martin works with

Martin reviews new inquiries case-by-case for appellate, criminal defense, and divorce matters in Boston and the surrounding Massachusetts area.

Credentials

Credentials — where Martin studied and practices

  • Suffolk University

    J.D. · 1967

  • LeMoyne College

    B.S. · 1963

Jurisdictions

Martin's state bar admissions

  • U.S. Supreme Court

    1985 · ACTIVE

  • U.S. District Court,

    1968 · ACTIVE

  • Massachusetts

    1967 · ACTIVE

Martin studied at J.D. in Suffolk University and B.S. in LeMoyne College.

Law school and academic background

Martin completed J.D. in Suffolk University and B.S. in LeMoyne College. Formal legal training is one signal of substantive knowledge — the day-to-day practice Martin runs in Massachusetts is where that training gets applied to real client questions.

Recognition

Martin's legal honors and published work

Martin has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Affiliations

Martin's professional memberships and bar associations

  • Norfolk County and Massachusetts Bar Associations The Association of Trial Lawyers of America

    membership

  • American College of Trial Lawyers

    bar_fellowship

  • Massachusetts Bar Foundation

    bar_fellowship

Locations

Martin S. Cosgrove's office in Boston

Martin's primary office is at Suite 1820, One International Place, Fort Hill Square, Boston, MA, 02110. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Cosgrove, Eisenberg and Kiley, P.C.

Suite 1820, One International Place, Fort Hill Square

Boston, MA 02110

Open in Google Maps

Client feedback

Client reviews of Martin S. Cosgrove — 5.0/5 rating from 1 verified client review

Every review below is from a verified client of Martin. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing appellate attorneys in Boston.

5.0

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Martin S. Cosgrove claims this profile.

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Hiring guide

How to hire Martin S. Cosgrove — what to expect in your first consultation

Working with a new appellate attorney should feel structured. Here's how the first two conversations with Martin usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Martin charges for the initial consult. That fee is credited toward representation if you retain Martin's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Martin will tell you what matters and what doesn't.

Questions to ask a appellate attorney in Boston, Massachusetts

A short list to run through before you commit: How many appellate matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Martin

Martin discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in appellate practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every appellate matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Martin confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Martin's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many appellate practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Martin S. Cosgrove

  • How much does it cost to hire Martin for a appellate case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Martin walks through the likely range during the consult so there are no surprises.

  • Does Martin offer a free consultation?

    Martin charges for the initial consult; that fee is credited toward representation if you retain Martin's office. Some appellate attorneys offer free consults — check Martin's current terms during booking.

  • How long do appellate cases in Massachusetts typically take?

    Simple appellate matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Martin gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Martin take my case if I'm outside Boston?

    Martin is licensed in Massachusetts. Matters governed by Massachusetts law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Martin will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Martin?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Martin will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Martin accepting new appellate clients right now?

    Martin's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Appellate attorneys serving Boston, Cambridge and Worcester in Massachusetts

Martin handles appellate matters throughout Massachusetts. Each city below is a direct link into the search page for verified appellate attorneys in that community.

More counsel

If Martin's intake is full or the fit isn't right, these appellate attorneys in Boston handle similar matters. Every profile below is verified and open to consultations.